Condensed Consolidated Statements of Operations (Unaudited) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Revenues
Revenues	$ 244,011	$ 132,894	$ 460,908	$ 277,460
Operating Expenses
Employment expenses	87,630	60,163	179,389	126,293
Distribution and other asset-based expenses	36,021	17,345	68,315	36,754
Restructuring and severance	0	420	0	420
Depreciation expense	981	1,196	2,079	2,454
Amortization expense	10,363	7,533	19,828	15,066
Total operating expenses	157,600	106,272	312,355	226,236
Operating Income (Loss)	86,411	26,622	148,553	51,224
Other Income (Expense)
Other income (expense), net	826	(805)	2,597	(193)
Total other income (expense), net	6,067	(435)	4,042	(16,036)
Interest Income (Expense)
Total interest income (expense), net	6,020	(2,400)	13,270	(104)
Income (Loss) Before Income Taxes	98,498	23,787	165,865	35,084
Income tax expense (benefit)	22,401	7,578	37,554	17,869
Net Income (Loss)	76,097	16,209	128,311	17,215
Noncontrolling interests	(13,130)	(4,930)	(28,756)	(10,221)
Net Income (Loss) Attributable to Virtus Investment Partners, Inc.	$ 62,967	$ 11,279	$ 99,555	$ 6,994
Earnings (Loss) per share—Basic (in $ per share)	$ 8.18	$ 1.46	$ 12.97	$ 0.92
Earnings (Loss) per Share—Diluted (in $ per share)	$ 7.86	$ 1.43	$ 12.39	$ 0.88
Weighted Average Shares Outstanding—Basic (in shares)	7,698	7,720	7,674	7,572
Weighted Average Shares Outstanding—Diluted (in shares)	8,007	7,895	8,038	7,936
Consolidated entity excluding consolidated investment products
Operating Expenses
Other operating expenses	$ 21,946	$ 17,436	$ 41,526	$ 36,321
Other Income (Expense)
Realized and unrealized gain (loss) on investments, net	2,494	7,114	3,385	(430)
Interest Income (Expense)
Interest expense	(2,256)	(3,126)	(4,570)	(6,325)
Interest and dividend income	166	242	302	994
Consolidated Investment Products
Operating Expenses
Other operating expenses	659	2,179	1,218	8,928
Other Income (Expense)
Realized and unrealized gain (loss) on investments, net	2,747	(6,744)	(1,940)	(15,413)
Interest Income (Expense)
Interest expense	(14,452)	(28,150)	(28,900)	(52,636)
Interest and dividend income	22,562	28,634	46,438	57,863
Investment management fees
Revenues
Revenues	193,510	110,550	366,779	230,838
Distribution and service fees
Revenues
Revenues	23,450	8,889	43,798	18,349
Administration and shareholder service fees
Revenues
Revenues	25,877	13,289	48,437	27,942
Other income and fees
Revenues
Revenues	$ 1,174	$ 166	$ 1,894	$ 331